Daktronics Galaxy AF-3400 20 mm Monochrome/RGB Double-face Displays - Manual (Page 5)

Table of Contents i
Table of Contents
Section 1: Overview of the Displays ........................................................................................... 1
1.1 Display Details ......................................................................................................................... 1
Section 2: Mechanical Installation .............................................................................................. 3
2.1 Support Structure Requirements .......................................................................................... 3
2.2 Display Lifting ........................................................................................................................... 4
2.3 Display Mounting ..................................................................................................................... 5
2.4 Optional Temperature Sensor Mounting
.............................................................................. 5
Section 3: Power Installation ....................................................................................................... 7
3.1 Conduit
...................................................................................................................................... 7
3.2 Overview of Power/ Signal Connection ................................................................................ 7
3.3 Power Requirements .............................................................................................................. 8
3.4 Grounding ................................................................................................................................. 9
3.5 Power Connection
................................................................................................................. 10
3.6 Power Routing in the Display .............................................................................................. 13
Section 4: Signal Installation Overview .................................................................................... 15
4.1 RS-422 Communication ....................................................................................................... 16
4.2 Fiber Optic Communication ................................................................................................. 17
4.3 Radio Communication .......................................................................................................... 18
4.4 RS-232 Communication
....................................................................................................... 19
4.5 Ethernet Communication ...................................................................................................... 20
4.6 Fiber Ethernet Communication ........................................................................................... 21
4.7 Ethernet Bridge Radio Communication .............................................................................. 22
4.8 Modem Communication
....................................................................................................... 23
Section 5: Start-up Procedure ................................................................................................... 25
5.1 Start-up Checklist
.................................................................................................................. 25
5.2 Start-up Sequence ................................................................................................................ 26
Section 6: Maintenance .............................................................................................................. 27
6.1 Display Access ...................................................................................................................... 28
6.2 Ventilation System/ Fans ..................................................................................................... 29
6.3 Annual Inspection .................................................................................................................. 29
Section 7: Diagnostics and Troubleshooting .......................................................................... 31
Safety Precautions ......................................................................................................... 31
7.1 Controller Diagnostics
.......................................................................................................... 31
7.2 Troubleshooting Display Problems ..................................................................................... 33